000
nam a22 7a 4500
999
_c
7154
_d
7154
008
170725b xxu||||| |||| 00| 0 eng d
100
_9
3730
_a
Gupta Vikas
245
_a
Foundation of information technolgy
260
_a
New Delhi
_b
Sanat Printers
_c
2016